(Adad-shum-usur or Adad-MU.SHESH or ADAD-SHUM-NASIR) Thirty second King of the third dynasty of Babylon (dynasty House) which put an end to the anarchic state series of viceroys who had established the Assyrian king Tukulti - Ninurta I on the occasion of have taken over Babylon. The new King, Kashtiliash IVson, had been placed on the throne, according to the Chronicle P Babylonian, by the own nobility House, which reacted to the ineffectiveness of the King Adad-Shum-Iddina, controlled by Assyria. This dynastic change was tapped again by one of the traditional enemies of Babylon, the Elamites (under the command of Kiten-Khutrán), who penetrated in Isin and Marad but could be rejected, if well at the expense of great losses. The panorama was gradually clearing to Babylon, primarily because of the events in the own Assyria, where the powerful Tukulti-Ninurta I had been murdered by Assur-Nasirpal, one of his sons. Adad-Shum-Usur tried to take advantage of the critical domestic situation of the rival State, and after reorganizing his troops was launched against Assyria, arriving, after defeating Enlil-Kudurri-Usur, as he/she relates the synchronous Chronicle and other Babylonian Chronicle, not only to conquer it but also to intervene in the dynastic Affairs, managing to impose on such rule as King to Ninurta-APAL-Ekur, descendant of Eriba-Adad I and person who had been educated in Babylon. Given its superior political power, Adad-Shum-Usur demanded the return of the statue of Marduk, who had snatched Tukulti-Ninurta I, but such a request was not attended by the new Assyrian king, despite due the throne the King House. Adad-Shum-Usur inscriptions referring to repairs of temples (the Ekur of Nippur), votive texts and also a kudurru, in which the King benefited a such Sagga have arrived. The death of Adad-Shum-Usur his son Meli-Shipak IIsucceeded him in the Government of Karduniash (Babylon).